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Residues, Petroleum, Heavy Distillate Solvent Extraction CAS NO 70528-73-3
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CAS No.:70528-73-3
Grade:Pharmacy Grade
Content:99.9%
Brand:Customizable
Packaging:Customizable
Description
Residues, Petroleum, Heavy Distillate Solvent Extraction is a complex hydrocarbon mixture derived from the solvent extraction process of heavy petroleum distillates. This product is valued for its solvency power and chemical stability, making it a critical intermediate and processing aid in demanding industrial applications. It is primarily utilized by manufacturers in the chemical processing, lubricant, and specialty materials sectors for its unique blend of aromatic and aliphatic components.
Application
- As a process solvent in the extraction and purification of organic compounds.
- As a plasticizer and extender in the formulation of rubber, adhesives, and sealants.
- As a feedstock component for the production of carbon black and other industrial carbons.
- As a diluent and carrier oil in the manufacture of industrial lubricants and greases.
- As a formulation base in rust preventatives, corrosion inhibitors, and protective coatings.
- As a chemical intermediate in further refining and chemical synthesis processes.
Basic Information
| Product Name | Residues, Petroleum, Heavy Distillate Solvent Extraction |
| CAS No. | 70528-73-3 |
| Molecular Formula | Complex hydrocarbon mixture |
| Molecular Weight | Mixture |
| Synonyms | Heavy Distillate Solvent Extract; Petroleum Residues, Heavy Distillate Solvent Extracted; Aromatic Extract; Heavy Aromatic Solvent Naphtha (extract); Extract Residues (petroleum), heavy distillate solvent; Treated Distillate Aromatic Extract; DAE; Hydrotreated Heavy Distillate Extract |
| EINECS | 274-845-0 |
Quality Control
Our Residues, Petroleum, Heavy Distillate Solvent Extraction is produced and tested under a rigorous quality management system to ensure batch-to-batch consistency and performance. Key parameters such as viscosity, flash point, aromatic content, and acid number are monitored. A Certificate of Analysis (COA) detailing specific test results is provided with each shipment to guarantee compliance with agreed specifications.
Storage
Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, sparks, and open flames. Keep container tightly sealed when not in use to prevent evaporation and contamination. Separate from strong acids and oxidizing agents.
Specification
| Item | Specification |
|---|---|
| Appearance | Dark viscous liquid |
| Identification (IR) | Conforms |
| Specific Gravity (20°C) | 0.95 - 1.05 |
| Viscosity (40°C) | Contact for details |
| Flash Point (PMCC) | > 150°C |
| Distillation Range (IBP - FBP) | Contact for details |
| Aromatic Content | > 70% |
| Acid Number | < 0.1 mg KOH/g |
Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.
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Trusted Manufacturer
With our own production facilities, we ensure consistent quality, reliable supply, and full traceability.
Rigorous Quality Assurance
Each batch undergoes strict QC, accompanied by COA, MSDS, and full compliance with international standards.
Advanced R&D Expertise
Our in-house lab drives process innovation, new product development, and tailored synthesis solutions.





